.header-root {
  position: relative;
  height: 200px;
  margin-bottom: -160px;

  .header {
    width: 100%;
    display: flex;
    background-color: #21262a;
    color: #fff4f4;
    position: sticky;
    top: 0;
    z-index: 1;

    @media screen and (max-width: 768px) {
      .header-logo {
        width: 100% !important;
      }

      .header-menu {
        display: none !important;
      }

      .phone_btn {
        display: block !important;
      }
    }

    .phone_btn {
      display: none;
      background-color: transparent;
      color: white;
      margin-right: 20px;
    }

    .header-logo {
      width: 50%;
      height: 100%;
      display: flex;
      justify-content: center;
      align-items: center;
      font-size: 24px;
      padding: 5px;
      font-family: 'fontcn', sans-serif;
      user-select: none;
    }

    .header-menu {
      width: 50%;
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 18px;
      padding: 5px 20px;

      .header-menu-item {
        padding: 5px 10px;
        transition: background-color .3s ease-in-out;
        position: relative;
        cursor: pointer;
        color: #fff;

        &::after {
          content: "";
          position: absolute;
          width: 100%;
          height: 2px;
          bottom: 0;
          left: 0;
          background-color: #fff;
          opacity: 0;
          transition: opacity .3s ease-in-out;
        }

        &:hover {
          &::after {
            opacity: 1;
          }
        }
      }
    }
  }

}
